Portable air compressor



FIG. 1 is a front view of the portable air compressor.

FIG. 2 is a rear view of the portable air compressor.

FIG. 3 is a first side view of the portable air compressor.

FIG. 4 is a second side view of the portable air compressor.

FIG. 5 is a top view of the portable air compressor.

FIG. 6 is a bottom view of the portable air compressor; and,

FIG. 7 is a perspective representational view of the portable air compressor. 

The ornamental design for a portable air compressor, as shown and described. 